The purpose of this study is two folds. The first one is to investigate leadership structure of principal, vice-principal, and other subleaders at elemenntary school and junior high school. The second is to investigate relationship between leadership and teachers' morale. A mail qustionnaire survey was conducted, and 355 teachers provided usable data for the present study. The results of this study were as follows:(1) Two factors for elementary school principals and four factors for junior high school principals were found as leadership factors by a factor analysis on a leadership scale. Transformational leadership and consideration were common among elementary and junior high school;(2) Three factors (consideration, assistance of principal, management) were found as leadership factors of vice-principal at elementary and junior high school;(3) Three factors were found for teachers in charge of the general affairs concerning instruction;(4) The relationship between school leadership and teacher's organizational commitment was found at elementary and junior high school;(5) Interactive effects of transformational leadership (by principal) and consideration (by subleader) on the teachers' organizational commitment were found.